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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/ui/gtk/theme_install_bubble_view_gtk.h" | |
| 6 | |
| 7 #include <math.h> | |
| 8 | |
| 9 #include "chrome/browser/ui/gtk/gtk_util.h" | |
| 10 #include "chrome/browser/ui/gtk/rounded_window.h" | |
| 11 #include "chrome/common/chrome_notification_types.h" | |
| 12 #include "content/public/browser/notification_service.h" | |
| 13 #include "grit/generated_resources.h" | |
| 14 #include "ui/base/gtk/gtk_hig_constants.h" | |
| 15 #include "ui/base/gtk/gtk_screen_utils.h" | |
| 16 #include "ui/base/l10n/l10n_util.h" | |
| 17 | |
| 18 // Roundedness of bubble. | |
| 19 static const int kBubbleCornerRadius = 4; | |
| 20 | |
| 21 // Padding between border of bubble and text. | |
| 22 static const int kTextPadding = 8; | |
| 23 | |
| 24 // The bubble is partially transparent. | |
| 25 static const double kBubbleOpacity = static_cast<double>(0xcc) / 0xff; | |
| 26 | |
| 27 ThemeInstallBubbleViewGtk* ThemeInstallBubbleViewGtk::instance_ = NULL; | |
| 28 | |
| 29 // ThemeInstallBubbleViewGtk, public ------------------------------------------- | |
| 30 | |
| 31 // static | |
| 32 void ThemeInstallBubbleViewGtk::Show(GtkWindow* parent) { | |
| 33 if (instance_) | |
| 34 instance_->increment_num_loading(); | |
| 35 else | |
| 36 instance_ = new ThemeInstallBubbleViewGtk(GTK_WIDGET(parent)); | |
| 37 } | |
| 38 | |
| 39 void ThemeInstallBubbleViewGtk::Observe( | |
| 40 int type, | |
| 41 const content::NotificationSource& source, | |
| 42 const content::NotificationDetails& details) { | |
| 43 if (--num_loads_extant_ == 0) | |
| 44 delete this; | |
| 45 } | |
| 46 | |
| 47 // ThemeInstallBubbleViewGtk, private ------------------------------------------ | |
| 48 | |
| 49 ThemeInstallBubbleViewGtk::ThemeInstallBubbleViewGtk(GtkWidget* parent) | |
| 50 : widget_(NULL), | |
| 51 parent_(parent), | |
| 52 num_loads_extant_(1) { | |
| 53 InitWidgets(); | |
| 54 | |
| 55 // Close when theme has been installed. | |
| 56 // | |
| 57 // TODO(erg): At least for version 1 of multiprofiles, we're still going to | |
| 58 // listen to AllSources(). Installing a theme blocks the entire UI thread so | |
| 59 // we won't have another profile trying to install a theme. | |
| 60 registrar_.Add( | |
| 61 this, | |
| 62 chrome::NOTIFICATION_BROWSER_THEME_CHANGED, | |
| 63 content::NotificationService::AllBrowserContextsAndSources()); | |
| 64 | |
| 65 // Close when we are installing an extension, not a theme. | |
| 66 registrar_.Add( | |
| 67 this, | |
| 68 chrome::NOTIFICATION_NO_THEME_DETECTED, | |
| 69 content::NotificationService::AllSources()); | |
| 70 registrar_.Add( | |
| 71 this, | |
| 72 chrome::NOTIFICATION_EXTENSION_INSTALLED, | |
| 73 content::NotificationService::AllSources()); | |
| 74 registrar_.Add( | |
| 75 this, | |
| 76 chrome::NOTIFICATION_EXTENSION_INSTALL_ERROR, | |
| 77 content::NotificationService::AllSources()); | |
| 78 | |
| 79 // Don't let the bubble overlap the confirm dialog. | |
| 80 registrar_.Add( | |
| 81 this, | |
| 82 chrome::NOTIFICATION_EXTENSION_WILL_SHOW_CONFIRM_DIALOG, | |
| 83 content::NotificationService::AllSources()); | |
| 84 } | |
| 85 | |
| 86 ThemeInstallBubbleViewGtk::~ThemeInstallBubbleViewGtk() { | |
| 87 gtk_widget_destroy(widget_); | |
| 88 instance_ = NULL; | |
| 89 } | |
| 90 | |
| 91 void ThemeInstallBubbleViewGtk::InitWidgets() { | |
| 92 // Widgematically, the bubble is just a label in a popup window. | |
| 93 widget_ = gtk_window_new(GTK_WINDOW_POPUP); | |
| 94 gtk_container_set_border_width(GTK_CONTAINER(widget_), kTextPadding); | |
| 95 GtkWidget* label = gtk_label_new(NULL); | |
| 96 | |
| 97 gchar* markup = g_markup_printf_escaped( | |
| 98 "<span size='xx-large'>%s</span>", | |
| 99 l10n_util::GetStringUTF8(IDS_THEME_LOADING_TITLE).c_str()); | |
| 100 gtk_label_set_markup(GTK_LABEL(label), markup); | |
| 101 g_free(markup); | |
| 102 | |
| 103 gtk_widget_modify_fg(label, GTK_STATE_NORMAL, &ui::kGdkWhite); | |
| 104 gtk_container_add(GTK_CONTAINER(widget_), label); | |
| 105 | |
| 106 // We need to show the label so we'll know the widget's actual size when we | |
| 107 // call MoveWindow(). | |
| 108 gtk_widget_show_all(label); | |
| 109 | |
| 110 bool composited = false; | |
| 111 if (ui::IsScreenComposited()) { | |
| 112 composited = true; | |
| 113 GdkScreen* screen = gtk_widget_get_screen(widget_); | |
| 114 GdkColormap* colormap = gdk_screen_get_rgba_colormap(screen); | |
| 115 | |
| 116 if (colormap) | |
| 117 gtk_widget_set_colormap(widget_, colormap); | |
| 118 else | |
| 119 composited = false; | |
| 120 } | |
| 121 | |
| 122 if (composited) { | |
| 123 gtk_widget_set_app_paintable(widget_, TRUE); | |
| 124 g_signal_connect(widget_, "expose-event", | |
| 125 G_CALLBACK(OnExposeThunk), this); | |
| 126 gtk_widget_realize(widget_); | |
| 127 } else { | |
| 128 gtk_widget_modify_bg(widget_, GTK_STATE_NORMAL, &ui::kGdkBlack); | |
| 129 GdkColor color; | |
| 130 gtk_util::ActAsRoundedWindow(widget_, color, kBubbleCornerRadius, | |
| 131 gtk_util::ROUNDED_ALL, gtk_util::BORDER_NONE); | |
| 132 } | |
| 133 | |
| 134 MoveWindow(); | |
| 135 | |
| 136 g_signal_connect(widget_, "unmap-event", | |
| 137 G_CALLBACK(OnUnmapEventThunk), this); | |
| 138 | |
| 139 gtk_widget_show_all(widget_); | |
| 140 } | |
| 141 | |
| 142 void ThemeInstallBubbleViewGtk::MoveWindow() { | |
| 143 GtkRequisition req; | |
| 144 gtk_widget_size_request(widget_, &req); | |
| 145 | |
| 146 gint parent_x = 0, parent_y = 0; | |
| 147 gdk_window_get_position(parent_->window, &parent_x, &parent_y); | |
| 148 gint parent_width = parent_->allocation.width; | |
| 149 gint parent_height = parent_->allocation.height; | |
| 150 | |
| 151 gint x = parent_x + parent_width / 2 - req.width / 2; | |
| 152 gint y = parent_y + parent_height / 2 - req.height / 2; | |
| 153 | |
| 154 gtk_window_move(GTK_WINDOW(widget_), x, y); | |
| 155 } | |
| 156 | |
| 157 gboolean ThemeInstallBubbleViewGtk::OnUnmapEvent(GtkWidget* widget) { | |
| 158 delete this; | |
| 159 return FALSE; | |
| 160 } | |
| 161 | |
| 162 gboolean ThemeInstallBubbleViewGtk::OnExpose(GtkWidget* widget, | |
| 163 GdkEventExpose* event) { | |
| 164 cairo_t* cr = gdk_cairo_create(event->window); | |
| 165 gdk_cairo_rectangle(cr, &event->area); | |
| 166 cairo_clip(cr); | |
| 167 | |
| 168 cairo_set_operator(cr, CAIRO_OPERATOR_CLEAR); | |
| 169 cairo_paint(cr); | |
| 170 cairo_set_operator(cr, CAIRO_OPERATOR_OVER); | |
| 171 | |
| 172 // |inner_rect| has its corners at the centerpoints of the corner arcs. | |
| 173 gfx::Rect inner_rect(widget_->allocation); | |
| 174 int inset = kBubbleCornerRadius; | |
| 175 inner_rect.Inset(inset, inset); | |
| 176 | |
| 177 // The positive y axis is down, so M_PI_2 is down. | |
| 178 cairo_arc(cr, inner_rect.x(), inner_rect.y(), inset, | |
| 179 M_PI, 3 * M_PI_2); | |
| 180 cairo_arc(cr, inner_rect.right(), inner_rect.y(), inset, | |
| 181 3 * M_PI_2, 0); | |
| 182 cairo_arc(cr, inner_rect.right(), inner_rect.bottom(), inset, | |
| 183 0, M_PI_2); | |
| 184 cairo_arc(cr, inner_rect.x(), inner_rect.bottom(), inset, | |
| 185 M_PI_2, M_PI); | |
| 186 | |
| 187 cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, kBubbleOpacity); | |
| 188 cairo_fill(cr); | |
| 189 cairo_destroy(cr); | |
| 190 | |
| 191 return FALSE; | |
| 192 } | |
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Chromium Code Reviews
Issue 8404007:
Delete code for and references to mini-gallery and theme install bubbles. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src